Home / 15,565.46-23,355.02-8,168.18

Finding the Fourth Proportional to 15,565.46, 23,355.02 and 8,168.18

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Solution

The fourth proportional to 15,565.46, 23,355.02 and 8,168.18 is: 12,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565.46 : 23,355.02 = 8,168.18 : x
  2. Step 2: Convert to fraction form
    15,565.46/23,355.02 = 8,168.18/x
  3. Step 3: Cross multiply
    15,565.46x = 23,355.02 × 8,168.18
  4. Step 4: Simplify right side
    15,565.46x = 190,767,849.65
  5. Step 5: Solve for x
    x = 190,767,849.65/15,565.46
  6. Step 6: Final answer
    x = 12,255.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.